Trek Marlin 5 (Gen 2) Hardtail Mountain Bike 2023 Marlin 5 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. A suspension fork, 2x8 drivetrain, and mounts for a rack and kickstand make it an ideal choice for new trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike. It's right for you if... You're new to the trail and you’re looking for a real mountain bike that doubles as a commuter—and you want it all at an exceptional value. The tech you get A lightweight aluminum frame with internal routing to protect your cables and add to the bike's sleek look, 2x8 drivetrain, a wide range of gearing so you always have the right gear for your terrain, powerful hydraulic disc brakes, and a terrain-smoothing suspension fork with a lockout. The final word Marlin 5 is a great ride for all your adventures. But it's also versatile, and Marlin 5 is a popular ride on college campuses because the rack and kickstand mounts make it easy to accessorize and haul a load. Why you'll love it It's a real mountain bike that's also perfectly suited to daily commutes, rides around campus, or just getting from A to B on any surface Smaller frame sizes (XXS, XS, and S) have short-reach brake levers that make it easier and more comfortable for riders with smaller hands to brake confidently Marlin models in XXS through S frame sizes have a curved top tube and a lower standover height that makes it easier for smaller riders to mount and dismount Rack and kickstand mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter Like every model in the Marlin family, it's backed by Trek's lifetime warranty We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials. Specifications *spec applies to all sizes unless otherwise noted Frameset Frame Alpha Silver Aluminium, internal routing, chainstay disc-brake mount, rack and kickstand mount, 135x5 mm QR *Fork Size: XXSSR Suntour XCM 30, coil spring, lockout, preload, 100 mm QR, 100 mm travel Size: XSSR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42mm offset for 27.5'' wheel, 100mm QR, 80mm travel Size: SSR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel Size: M , ML , L , XL , XXLSR Suntour XCT 30, coil spring, preload, hydraulic lockout, 100 mm QR, 100 mm travel Size: XSSR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 80 mm travel Size: SSR Suntour XCT 30, coil spring, preload, hydraulic lockout, 42 mm offset for 27.5" wheel, 100 mm QR, 100 mm travel Wheels Hub front Formula DC-20, alloy, 6-bolt, 5x100 mm QR Hub rear Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR *Rim Size: XXSBontrager Connection, alloy, double-wall, 32-hole, 20 mm width, Schrader valve Size: XS , S , M , ML , L , XL , XXLBontrager Connection, double-wall, 32-hole, 20mm width, schrader valve Spokes 14 g stainless steel *Tire Size: XXSBontrager XR2 Comp, wire bead, 30 tpi, 26x2.20" Size: XS , SBontrager XR2 Comp, wire bead, 30 tpi, 27.5x2.20" Size: M , ML , L , XL , XXLBontrager XR2 Comp, wire bead, 30 tpi, 29x2.20" Drivetrain *Shifter Size: XXS , XS , S , M , ML , L , XL , XXLShimano Altus M315, 8 speed Size: XXS , XS , S , M , ML , L , XL , XXLShimano Altus M315, 8-speed Front derailleur Shimano Altus M315, 34.9mm clamp, top swing, dual pull Rear derailleur Shimano Altus M310 *Crank Size: XXSProwheel TM-CY10, 36/22, 160 mm length Size: XS , S , MShimano M315, 36/22, 170mm length Size: ML , L , XL , XXLShimano M315, 36/22, 175mm length Bottom bracket VP BC73, 73mm, threaded cartridge Cassette Shimano HG200, 12-32, 8 speed Chain KMC Z8.3, 8 speed Pedal VP-536 nylon platform Components Saddle Bontrager Arvada, steel rails, 138 mm width *Seatpost Size: XXSBontrager alloy, 31.6 mm, 12 mm offset, 300 mm length Size: XS , S , MBontrager alloy, 31.6mm, 12mm offset, 330mm length Size: ML , L , XL , XXLBontrager alloy, 31.6mm, 12mm offset, 400mm length *Handlebar Size: XXS , XSBontrager alloy, 31.8mm, 5mm rise, 690mm width Size: S , M , ML , L , XL , XXLBontrager alloy, 31.8mm, 5mm rise, 720mm width Grips Bontrager XR Endurance Comp, lock-on *Stem Size: XXSBontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 35 mm length Size: XSBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 50mm length Size: SBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 60mm length Size: MBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 70mm length Size: ML , LBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 80mm length Size: XL , XXLBontrager alloy, 31.8mm, Blendr compatible, 7 degree, 90mm length Headset Semi-integrated, 1-1/8'' *Brake Size: XXS , XS , STektro HD-M276/ Radius/ Power/ Promax hydraulic disc, short reach lever Size: M , ML , L , XL , XXLTektro HD-M275/ Radius/ Power/ Promax hydraulic disc